#423911#423911

#423911 is a dark, muted yellow. Relative luminance 0.041; OKLCH L 34.5% C 0.058 H 96.5°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#423911
RGB	rgb(66, 57, 17)
HSL	hsl(49, 59%, 16%)
HSV	hsv(49, 74%, 26%)
CMYK	cmyk(0%, 13.6%, 74.2%, 74.1%)
CIE-LAB	lab(24.08, -1.63, 25.54)
CIE-LCH	lch(24.08, 25.59, 93.64°)
OKLab	oklab(34.5% -0.0066 0.0579)
OKLCH	oklch(34.5% 0.058 96.5)
XYZ	xyz(3.8112, 4.1252, 1.1257)
Luminance	0.0413 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423911 #111A42

analogous

#422111 #423911 #334211

triadic

#423911 #114239 #391142

tetradic

#423911 #114221 #111A42 #421133

square

#423911 #114221 #111A42 #421133

split-complementary

#423911 #113342 #211142

monochromatic

#181506 #181506 #423911 #73631E #A38D2A

Accessibility & contrast

On white

11.51

#423911 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#423911 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423911

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423911	#FFFFFF	#000000	##FFFFFF
##423911	1.00	11.51	1.83	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F380C

Deuteranopia (green-blind)

#423B13

Tritanopia (blue-blind)

#483431

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #423911;
/* rgb */ color: rgb(66, 57, 17);
/* oklch */ color: oklch(34.5% 0.058 96.5);

Tailwind

colors: {
  custom: {
    50: '#786f51',
    500: '#423911',
    950: '#000000',
  },
}

SCSS

$custom: #423911;
$custom-light: #786f51;
$custom-dark: #000000;

JSON

{
  "hex": "#423911",
  "rgb": {
    "r": 66,
    "g": 57,
    "b": 17
  },
  "hsl": {
    "h": 48.98,
    "s": 59.036,
    "l": 16.275
  },
  "oklch": {
    "l": 0.34499,
    "c": 0.05823,
    "h": 96.5
  },
  "luminance": 0.04125
}

Semantic roles & 50–950 ramp

primary

#423911

secondary

#33417C

accent

#62E246

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#090702

muted

#7B7A78

Preview Lab

Preview with #423911

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →